Special Marine Warning Issued for SC Coastal Waters
This alert is no longer in effect.
NOAA issued it on June 15, 2026, 2 months ago. Warnings of this kind stay in effect for hours to a few days, so this page is a historical record of what was issued, not a current warning. For conditions where you are right now, check weather.gov (US), weather.gc.ca (Canada), the Met Office (UK), or the Bureau of Meteorology (Australia).
Areazine synthesizes this NWS weather alert directly from NOAA's official public data feed. See our methodology for full source attribution and refresh cadence.
NWS Charleston has issued a Special Marine Warning for waters from South Santee River SC to Edisto Beach SC until 5:00 AM EDT due to a severe thunderstorm.
Read this weather record in 30 seconds
- Record type
- Special Marine Warning
- Affected area
- South Carolina Coastal Waters
- Issued
- June 15, 2026
- Issuing authority
- NWS Charleston SC
Marine notices apply to named waters or shoreline zones. They may not describe conditions on land, even when the nearest place name is the same.
Record status: historical. It was issued 2 months ago; use the issuing agency's live warning service for current conditions in South Carolina Coastal Waters.
Alert Details
A Special Marine Warning (event code MAW) has been issued by the National Weather Service in Charleston SC. The alert is effective from 2:53 AM EDT on May 31, 2026, until 5:00 AM EDT on May 31, 2026.
Affected Areas
Waters from South Santee River SC to Edisto Beach SC extending from 20 to 60 NM. A severe thunderstorm was located 26 NM southeast of Cape Romain Reef at 2:53 AM EDT, moving south at 5 knots.
What You Should Do
Move to safe harbor until hazardous weather passes. Report severe weather to the Coast Guard or nearest law enforcement agency.
Expected Conditions
The storm may produce large hail and wind gusts to nearly 50 knots. Small craft could be damaged in briefly higher winds and suddenly higher waves. Large hail could result in structural damage.
Timeline
The warning is in effect from 2:53 AM EDT until 5:00 AM EDT on May 31, 2026.
Original source: NOAA Official Notice ↗
Related Weather Alerts
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Two Areazine-derived peer sets for this NWS weather alert: nearest notices by body length and by same severity near the same agency date. Peers come from other categories so they are not the same-feed Related list above.
Similar body length
Nearest notices by article body length (886 characters here).
Similar severity timing
Same severity (high) notices issued closest in time to June 15, 2026.
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